diff --git a/lib/GfxRenderer/GfxRenderer.cpp b/lib/GfxRenderer/GfxRenderer.cpp
index cb268fc8..08420bf9 100644
--- a/lib/GfxRenderer/GfxRenderer.cpp
+++ b/lib/GfxRenderer/GfxRenderer.cpp
@@ -642,6 +642,8 @@ uint8_t* GfxRenderer::getFrameBuffer() const { return einkDisplay.getFrameBuffer
 
 size_t GfxRenderer::getBufferSize() { return EInkDisplay::BUFFER_SIZE; }
 
+void GfxRenderer::grayscaleRevert() const { einkDisplay.grayscaleRevert(); }
+
 void GfxRenderer::copyGrayscaleLsbBuffers() const { einkDisplay.copyGrayscaleLsbBuffers(einkDisplay.getFrameBuffer()); }
 
 void GfxRenderer::copyGrayscaleMsbBuffers() const { einkDisplay.copyGrayscaleMsbBuffers(einkDisplay.getFrameBuffer()); }
diff --git a/src/activities/reader/EpubReaderActivity.cpp b/src/activities/reader/EpubReaderActivity.cpp
index e77e559b..991ac696 100644
--- a/src/activities/reader/EpubReaderActivity.cpp
+++ b/src/activities/reader/EpubReaderActivity.cpp
@@ -285,7 +285,6 @@ void EpubReaderActivity::renderScreen() {
                                   viewportHeight, SETTINGS.hyphenationEnabled)) {
       Serial.printf("[%lu] [ERS] Cache not found, building...\n", millis());
 
-      pagesUntilFullRefresh = 0;
       const auto popupLayout = ScreenComponents::drawPopup(renderer, "Indexing...");
       const auto progressCallback = [this, popupLayout](int progress) {
         ScreenComponents::fillPopupProgress(renderer, popupLayout, progress);